It’s Not a Bird, or a Plane: It’s Your Walmart Delivery

Drone-delivery company Zipline aims to safely—and quietly—drop packages to consumers. Plus, WSJ columnist Tim Higgins tells us about the latest in the duality of Elon Musk the businessman and the presidential adviser. Victoria Craig hosts. Sign up for the WSJ's free Technology newsletter. Learn more about your ad choices. Visit megaphone.fm/adchoices